Starting dynamic subtest: C-eDP1
(kms_flip:12409) CRITICAL: Test assertion failure function run_test_step, file...
(kms_flip:12409) CRITICAL: Failed assertion: end - start < 500
(kms_flip:12409) CRITICAL: Last errno: 4, Interrupted system call
Dynamic subtest C-eDP1 failed.
**** DEBUG ****
(kms_flip:12409) DEBUG: Vblank took 45us
(kms_flip:12409) DEBUG: name = flip
last_ts = 285.982819
last_received_ts = 285.982056
last_seq = 658
current_ts = 285.999512
current_received_ts = 285.998718
current_seq = 659
count = 253
seq_step = 1
(kms_flip:12409) DEBUG: Vblank took 98us
...

Starting dynamic subtest: C-eDP1
(kms_flip:6378) CRITICAL: Test assertion failure function run_test_step, file ...
(kms_flip:6378) CRITICAL: Failed assertion: end - start < 500
(kms_flip:6378) CRITICAL: Last errno: 4, Interrupted system call
Dynamic subtest C-eDP1 failed.
**** DEBUG ****
(kms_flip:6378) DEBUG: Vblank took 51us
(kms_flip:6378) DEBUG: name = flip
last_ts = 348.128265
last_received_ts = 348.127472
last_seq = 365
current_ts = 348.144928
current_received_ts = 348.144226
current_seq = 366
count = 15
seq_step = 1
(kms_flip:6378) DEBUG: Vblank took 49us
...